Fix counter_cache command argument order in examples

The model argument (Comments) should come as the positional argument
since it's the table with the CounterCache behavior, and the association
(Articles) should be the --assoc option value.

Closes #8195

Author: dereuromark

docs/en/console-commands/counter-cache.md

@@ -6,15 +6,15 @@ recovery operations, or to populate new counter caches added to your
 application.
 
 ``` bash
-bin/cake counter_cache --assoc Comments Articles
+bin/cake counter_cache Comments --assoc Articles
 ```
 
 This would rebuild the `Comments` related counters on the `Articles` table.
 For very large tables you may need to rebuild counters in batches. You can use
 the `--limit` and `--page` options to incrementally rebuild counter state.
 
 ``` bash
-bin/cake counter_cache --assoc Comments --limit 100 --page 2 Articles
+bin/cake counter_cache Comments --assoc Articles --limit 100 --page 2
 ```
 
 When `limit` and `page` are used, records will be ordered by the table's